Grounder MCP Server

by rozetypio.github.rozetyp/grounderv0.4.1

Live web grounding for local and cloud LLMs: web search, page fetch, token-capped cited evidence packs and an agentic search-and-read research loop.

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Maintained57d ago

Install Grounder MCP server

claude mcp add grounder -e GROUNDER_API_KEY='<grounder-api-key>' -- uvx grounder-mcp

{
  "mcpServers": {
    "grounder": {
      "command": "uvx",
      "args": [
        "grounder-mcp"
      ],
      "env": {
        "GROUNDER_API_KEY": "<grounder-api-key>"
      }
    }
  }
}

Add to ~/.cursor/mcp.json (global) or .cursor/mcp.json (project).

{
  "mcpServers": {
    "grounder": {
      "command": "uvx",
      "args": [
        "grounder-mcp"
      ],
      "env": {
        "GROUNDER_API_KEY": "<grounder-api-key>"
      }
    }
  }
}

Settings → Developer → Edit Config (claude_desktop_config.json), then restart.

{
  "servers": {
    "grounder": {
      "type": "stdio",
      "command": "uvx",
      "args": [
        "grounder-mcp"
      ],
      "env": {
        "GROUNDER_API_KEY": "<grounder-api-key>"
      }
    }
  }
}

Add to .vscode/mcp.json in your workspace.

{
  "mcpServers": {
    "grounder": {
      "command": "uvx",
      "args": [
        "grounder-mcp"
      ],
      "env": {
        "GROUNDER_API_KEY": "<grounder-api-key>"
      }
    }
  }
}

Add to ~/.codeium/windsurf/mcp_config.json.

Configuration

Variable	Required	Secret	Description
GROUNDER_API_KEY	yes	yes	Your Grounder API key - get one free at https://grounder.dev

Freshness

Maintained — last maintenance signal 57d ago. The newest of the signals below sets the band.

Last commit (default branch)
2026-08-13 · 57d ago · GitHub
Latest release
no data · GitHub
Package published
no data · npm/PyPI
Registry entry updated
2026-08-13 · 57d ago · official registry · v0.4.1

FAQ

›How do I install the Grounder MCP server in Claude Code?

Run: claude mcp add grounder -e GROUNDER_API_KEY='<grounder-api-key>' -- uvx grounder-mcp. For Cursor, VS Code, Claude Desktop and Windsurf, use the install tabs above.

›Does Grounder require an API key?

Yes. It expects GROUNDER_API_KEY, of which 1 is a secret.

›Can I use Grounder as a remote (hosted) MCP server?

No hosted endpoint is published; it runs locally over stdio.

›Is Grounder in the official MCP registry?

Yes, as io.github.rozetyp/grounder.